Shen, Honglei
Foreign Language Press, 2008
Buku Teks
Zelinsky, Marilyn
Buku Teks
edited by Michael Hulse, David Kennedy and David Morley
Bloodaxe Books, 1993
Buku Teks
Flynn, John E.
McGraw-Hill, 1966
Buku Teks
Fulmer, Robert M.
Macmillan, 1974
Buku Teks